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TROUBLESHOOTING GUIDE (CONTINUED)
SYMPTOM CAUSE SOLUTION
No buttons work.
The Hold feature is Deactivate Hold feature as
activated. described on page 18.
Unit needs to be reset Reset unit and/or
or firmware needs to be update firmware, see
updated. page 32.
Unit acting erratically. Unit needs to be reset Reset unit and/or
or firmware needs to be update firmware, see
updated. page 32.